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  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
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  <script>
    // let p = new Promise((resolve, reject) => {
    //   //同步调用
    //   console.log(111);
    // });
    // console.log(222);
    // //结果先打印111，再打印222

    
  </script>
</body>
</html>